%0 Journal Article %A S. Z. Djamalov %A B. K. Sipatdinova %T A linear inverse problem for a three-dimensional mixed-type equation of the second kind, second order with semi-nonlocal boundary condition in an unbounded parallelepiped %J Čelâbinskij fiziko-matematičeskij žurnal %D 2024 %P 471-482 %V 9 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHFMJ_2024_9_3_a7/ %G en %F CHFMJ_2024_9_3_a7